421 12th St, San Leon (Dickinson), TX 77539 Property Records

Galveston County property record for 421 12th St, San Leon, TX 77539 · Last verified November 2025

Property Summary

Property Type	Misc Structure / Fixture
Lot Size	0.146 acres (6,399 sqft)
Owner	2 Individual Names on File
Tax Bill	$340 (2024)
Deeds & Mortgages	May 2020 Sale
Flood Zone	Zone AE (high risk)
APN	`6240-0074-0015-000`

Property Details

APN / Parcel Number

Primary APN	`6240-0074-0015-000`
Alternative APN	`R150009`

Exterior

Lot Area	6,399 sqft (0.146 acres)
Porch	Open Porch

Location & Zoning

Account Number	R150009
Street Address	421 12TH ST
City	SAN LEON
State	TX
Zip	77539-2813
Property Category	Agriculture or Farming
Property Type	Agriculture / Farming > Misc Structure / Fixture
Legal Description	ABST 10 A EDWARDS SUR LOTS 15 & 16 BLK 74 SAN LEON TOWNSITE
Legal Subdivision	SAN LEON
Legal Block	74
Legal Lot Number	15,16 16
Jurisdiction	GALVESTON TX
Township / Civil Division	TEXAS CITY-LEAGUE CITY
Census Block Group	2
Census Block	2041
Census Tract	721800

Owner

Source: Galveston County records · APN 6240-0074-0015-000

Assessment roll updated July 25, 2025 · Last verified November 2025

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on File
Mailing Address	428A 12TH ST, SAN LEON, TX 77539-2895
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	May 06, 2020
Deed Sale	May 06, 2020
Prior Sale	Mar 11, 2008
Deed Document Number	2020024463
Record Updated	Jun 08, 2026

May 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GALVESTON TX
Recording Date	May 06, 2020
Property Address	421 12TH ST, SAN LEON, TX 77539-2813
Document Number	0000024463
Instrument Date	May 06, 2020
Instrument	24463
Transaction Type	Transfer
Record Updated	Jul 17, 2020
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	498 12TH ST SAN LEON TX 77539, SAN LEON, TX 77539

Tax Assessment & Valuation

Source: Galveston County records · Assessment roll updated July 25, 2025 · Last verified November 2025

Property Jurisdictions

Type	Name
State	Texas
County	Galveston County
Unified School District	Dickinson Independent School District (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$18,562 (+44%) Land $58,240 Building $1,050	$59,290 (+359.97%) Land $58,240 Building $1,050
2024	$340.00 (+5.92%)
2023		$12,890 Land $11,840 Building $1,050	$12,890 Land $11,840 Building $1,050
2018	$321.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Galveston County (48167C), updated June 28, 2024 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 481677218002, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone AE
Special Flood Hazard Area	Yes
Flood Hazard	High
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	13.0 ft
Flood Insurance Requirement	Required (federally backed mortgages)
Flood Insurance Cost	Premium on Record median of 265 individual NFIP policies nearby
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	265 in force
Nearby Flood Claims	524 (1979–2021)
Claims Outside the SFHA	119 of 524
Most Recent Claim	Sep 2021, rainfall accumulation
Claims By Storm	Hurricane Ike, Sep 2008 · 281 claims Tropical Storm Allison-06-06-2001, Jun 2001 · 27 claims Hurricane Alicia, Aug 1983 · 57 claims

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 411 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Frontier	Fiber	7,000 / 7,000
Xfinity	Cable	2,000 / 250
RTA of America	Fixed Wireless (unlicensed)	300 / 150

May also be available at this address: Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.